IL82716A - Quadrature combiner - Google Patents

Quadrature combiner

Info

Publication number
IL82716A
IL82716A IL82716A IL8271687A IL82716A IL 82716 A IL82716 A IL 82716A IL 82716 A IL82716 A IL 82716A IL 8271687 A IL8271687 A IL 8271687A IL 82716 A IL82716 A IL 82716A
Authority
IL
Israel
Prior art keywords
quadrature combiner
combiner
quadrature
Prior art date
Application number
IL82716A
Other versions
IL82716A0 (en
Inventor
Keren Hanan
Linnenberg Itzchak
Original Assignee
Elscint Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Elscint Ltd filed Critical Elscint Ltd
Priority to IL82716A priority Critical patent/IL82716A/en
Publication of IL82716A0 publication Critical patent/IL82716A0/en
Priority to US07/194,974 priority patent/US4833429A/en
Priority to DE3817772A priority patent/DE3817772A1/en
Publication of IL82716A publication Critical patent/IL82716A/en

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/20Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3678Electrical details, e.g. matching or coupling of the coil to the receiver involving quadrature drive or detection, e.g. a circularly polarized RF magnetic field

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
IL82716A 1987-05-29 1987-05-29 Quadrature combiner IL82716A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL82716A IL82716A (en) 1987-05-29 1987-05-29 Quadrature combiner
US07/194,974 US4833429A (en) 1987-05-29 1988-05-17 Quadrature combiner
DE3817772A DE3817772A1 (en) 1987-05-29 1988-05-26 PHASE SHIFT COMBINATOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL82716A IL82716A (en) 1987-05-29 1987-05-29 Quadrature combiner

Publications (2)

Publication Number Publication Date
IL82716A0 IL82716A0 (en) 1987-11-30
IL82716A true IL82716A (en) 1992-08-18

Family

ID=11057846

Family Applications (1)

Application Number Title Priority Date Filing Date
IL82716A IL82716A (en) 1987-05-29 1987-05-29 Quadrature combiner

Country Status (3)

Country Link
US (1) US4833429A (en)
DE (1) DE3817772A1 (en)
IL (1) IL82716A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8801079A (en) * 1988-04-26 1989-11-16 Philips Nv MAGNETIC RESONANCE DEVICE WITH A QUADRATURE RF COILING SYSTEM.
US5109198A (en) * 1989-01-25 1992-04-28 Hitachi, Ltd. Nuclear magnetic resonance imaging apparatus
DE4038106C2 (en) * 1989-12-12 2002-04-18 Siemens Ag Surface resonator for an MRI scanner
US5075624A (en) * 1990-05-29 1991-12-24 North American Philips Corporation Radio frequency quadrature coil construction for magnetic resonance imaging (mri) apparatus
US6040697A (en) * 1997-11-26 2000-03-21 Medrad, Inc. Magnetic resonance imaging receiver/transmitter coils
DE19928452A1 (en) * 1999-06-23 2000-12-28 Siemens Ag Reception antenna system for magnetic resonance signal
US6496084B1 (en) 2001-08-09 2002-12-17 Andrew Corporation Split ortho-mode transducer with high isolation between ports
US6639406B1 (en) * 2002-05-08 2003-10-28 Ge Medical Systems Global Technology Company, Llc Method and apparatus for decoupling quadrature phased array coils
CN102073025B (en) * 2010-11-18 2012-11-28 宁波鑫高益磁材有限公司 Method for synthesis and reconstruction of output signal of quadrature coil of MRI (magnetic resonance imaging) system
CN103926545B (en) * 2013-01-10 2017-09-19 西门子(深圳)磁共振有限公司 A kind of emitting antenna selecting device and magnetic resonance imaging system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3131367A (en) * 1962-06-29 1964-04-28 Fred T Pitts Variable phase shift selector
US3781722A (en) * 1973-03-12 1973-12-25 Rca Corp Digitally variable delay time system
FI73320C (en) * 1984-01-20 1987-09-10 Instrumentarium Oy NMR SPOLARRANGEMANG.
NL8500844A (en) * 1985-03-22 1986-10-16 Philips Nv MR DEVICE WITH TWO ORTHOGONAL RF COIL PAIR.
US4684895A (en) * 1985-08-05 1987-08-04 Picker International, Inc. Interface system for NMR spectrometer and quadrature probe
US4682128A (en) * 1986-01-22 1987-07-21 Sproul Robert W Phase shifter

Also Published As

Publication number Publication date
IL82716A0 (en) 1987-11-30
US4833429A (en) 1989-05-23
DE3817772A1 (en) 1989-03-16

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Legal Events

Date Code Title Description
HK Corrigendum

Free format text: JOURNAL NO. 10/92 PAGE 3277, PATENTS GRANTED, DELETE NO. 82716